Chinese GB Standards

Chinese Steel Grades for steel structures 

Designation Meaning of Steel Names (Chinese Standard)

Q355 Steel: Q355B Q355C Q355D Properties & Equivalent

Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition

Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D

1. Need to know more about Chinese steel grades? Kindly visit Chinese GB Standard - World Material (theworldmaterial.com) 

2. Need to know more about worldwide Structural Steel material grades? Kindly visit Structural Steel - World Material (theworldmaterial.com) 

3. Need to know more about worldwide Carbon Steel material grades? Kindly visit Carbon Steel - World Material (theworldmaterial.com)